From owner-freebsd-stable@FreeBSD.ORG Wed Apr 14 14:17:29 2010 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id DCB2F106566C; Wed, 14 Apr 2010 14:17:29 +0000 (UTC) (envelope-from pieter@degoeje.nl) Received: from s2m-is-001.service2media.com (rev-130-102.virtu.nl [217.114.102.130]) by mx1.freebsd.org (Postfix) with ESMTP id 765948FC18; Wed, 14 Apr 2010 14:17:28 +0000 (UTC) Received: from kaas.localnet ([10.0.1.77] RDNS failed) by s2m-is-001.service2media.com with Microsoft SMTPSVC(6.0.3790.3959); Wed, 14 Apr 2010 16:05:22 +0200 From: Pieter de Goeje To: freebsd-stable@freebsd.org Date: Wed, 14 Apr 2010 16:05:18 +0200 User-Agent: KMail/1.12.2 (Linux/2.6.31-20-generic; KDE/4.3.2; x86_64; ; ) References: <20100414.082109.29593248145846106.chat95@mac.com> <4BC5C0D1.9030800@freebsd.org> In-Reply-To: <4BC5C0D1.9030800@freebsd.org> MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <201004141605.18992.pieter@degoeje.nl> X-OriginalArrivalTime: 14 Apr 2010 14:05:22.0379 (UTC) FILETIME=[85DF11B0:01CADBDB] Cc: Maho NAKATA , Andriy Gapon Subject: Re: How to reproduce: Re: Only 70% of theoretical peak performance on FreeBSD 8/amd64, Corei7 920 X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 14 Apr 2010 14:17:29 -0000 On Wednesday 14 April 2010 15:19:13 Andriy Gapon wrote: > on 14/04/2010 02:21 Maho NAKATA said the following: > > 2. install ports/math/gotoblas (manual download required) > > make install > > Do you know how gotoblas on Linux was obtained? > Was it built from source? > Has it come pre-packaged? > If so, can you find out details of its build configuration? > > Thanks! I think the best test would be to run a statically compiled linux binary on FreeBSD. That way the compiler settings are exactly the same. - Pieter